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Biology Vocab 1/10
Biology vocabulary quiz of 1/10 in Mrs. Emerson's class.
7
Biology
9th Grade
01/08/2014

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Term
Spindle Fiber
Definition
Microtubules that connect to the chromosomes. They are made by centrioles.
Term
Sister Chromatids
Definition
Identical copies of DNA made during synthesis.
Term
Chromatin
Definition
DNA and protein.
Term
Cleavage Furrow
Definition
When the cell membrane pinches in to form two new cells.
Term
Centromere
Definition
The point where the spindle fiber attaches to the chromosomes.
Term
Tetrad
Definition
The four chromatid when homologous chromosomes pair during prophase of meiosis.
Term
Crossing Over
Definition
When homologous chromatid exchange places during prophase of meiosis.
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